view libinterp/corefcn/hook-fcn.cc @ 17516:21656a949661

Add hook function to handle missing Octave components * __gripe_missing_component__.m: New internal function to handle errors due to missing Octave components. * scripts/help/module.mk (help_FCN_FILES): Add __gripe_missing_component__.m. * variables.cc (Vmissing_component_hook): New internal variable. * doc.m, mkoctfile.m, configure_make.m: Call __gripe_missing_component__ if required files are not found. * NEWS: Mention missing_component_hook.
author Mike Miller <mtmiller@ieee.org>
date Sun, 29 Sep 2013 16:06:41 -0400
parents 68fc671a9339
children 4197fc428c7d
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/*

Copyright (C) 2013 John W. Eaton

This file is part of Octave.

Octave is free software; you can redistribute it and/or modify it
under the terms of the GNU General Public License as published by the
Free Software Foundation; either version 3 of the License, or (at your
option) any later version.

Octave is distributed in the hope that it will be useful, but WITHOUT
ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
for more details.

You should have received a copy of the GNU General Public License
along with Octave; see the file COPYING.  If not, see
<http://www.gnu.org/licenses/>.

*/

#include <config.h>

#include "hook-fcn.h"

hook_function::hook_function (const octave_value& f, const octave_value& d)
{
  if (f.is_string ())
    {
      std::string name = f.string_value ();

      rep = new named_hook_function (name, d);
    }
  else if (f.is_function_handle ())
    {
      rep = new fcn_handle_hook_function (f, d);
    }
  else
    error ("invalid hook function");
}